Subject Region
United States
60
Great Britain
16
Massachusetts
16
New York
13
New York (State)
13
Pennsylvania
13
Philadelphia
13
Boston
11
England
8
Australia
6
China
6
Europe
5
Washington (D.C.)
5
Canada
4
India
4
London
4
Belgium
3
California
3
Germany
3
Illinois
3
Maryland
3
New Hampshire
3
Soviet Union
3
Burma
2
Chicago (Ill.)
2
Detroit
2
Indian Ocean Region
2
Los Angeles
2
Michigan
2
Netherlands
2
New Jersey
2
New York (N.Y.)
2
Newburyport
2
North America
2
North Carolina
2
Russia
2
South Africa
2
Virginia
2
Wales
2
West (U.S.)
2
Wisconsin
2
Worcester
2
Annapolis
1
Arkansas
1
Baltimore
1
Bennington
1
Burlington
1
Chicago
1
Colorado
1
Connecticut
1
more ...